Product Overview
The ATMEGA32A-PU from Microchip Technology is a high-performance, low-power 8-bit AVR RISC microcontroller with 32KB Flash, 2KB SRAM, and 1KB EEPROM in a 40-pin PDIP package. Operating at up to 16MHz with 16 MIPS throughput, it features 8-channel 10-bit ADC, JTAG debug, and multiple communication interfaces.
Key Specifications
| Core | AVR 8-bit RISC |
| Max Clock Speed | 16 MHz |
| Program Memory | 32 KB Flash |
| SRAM | 2 KB |
| EEPROM | 1 KB |
| I/O Pins | 32 |
| ADC | 8-channel, 10-bit |
| Timers | 2×8-bit, 1×16-bit |
| Supply Voltage | 2.7V to 5.5V |
| Operating Temperature | -40°C to +85°C |
| Package | 40-Pin PDIP |
Features
- 131 powerful instructions, most single-clock cycle execution
- 32×8 general purpose working registers
- Up to 16 MIPS throughput at 16MHz
- On-chip two-cycle multiplier
- 8-channel 10-bit ADC
- JTAG interface for on-chip debug
- In-system programming (ISP) via SPI
- 1 USART, 1 SPI, 1 I2C (TWI)
- 4 PWM channels
- QTouch library support for capacitive sensing
Applications
- Industrial control and automation
- Motor drive and power management
- Consumer electronics
- Battery-powered instruments
- Embedded prototyping and education